Simultaneous Nadir Overpasses (SNOs) between AURA and NPP
TLE Epoch: 2021 12 27.  Predictions up to the next  14.0 days:

     Date     Time(AURA) AURA Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2021   02:51:59   ( -79.51,-146.05) 12/27/2021   02:51:49  ( -79.51,-146.15)    2.09                10
 12/27/2021   03:41:17   (  79.80,  23.74) 12/27/2021   03:42:24  (  79.81,  23.82)    1.72                67
 12/29/2021   18:19:04   (  79.35, 161.11) 12/29/2021   18:18:00  (  79.35, 161.07)    0.78                64
 12/29/2021   19:08:23   ( -79.66, -29.10) 12/29/2021   19:08:36  ( -79.66, -29.06)    0.66                13
 01/01/2022   10:35:29   (  79.41, -82.59) 01/01/2022   10:34:49  (  79.40, -82.72)    2.82                40
 01/01/2022   11:24:49   ( -79.68,  86.96) 01/01/2022   11:25:26  ( -79.68,  86.90)    1.30                37
 01/04/2022   02:51:54   (  79.50,  33.88) 01/04/2022   02:51:38  (  79.49,  33.73)    3.13                16
 01/04/2022   03:41:14   ( -79.77,-156.52) 01/04/2022   03:42:15  ( -79.76,-156.59)    1.45                61
 01/06/2022   18:18:58   ( -79.39, -18.60) 01/06/2022   18:17:48  ( -79.39, -18.54)    1.27                70
 01/06/2022   19:08:18   (  79.60, 150.53) 01/06/2022   19:08:26  (  79.60, 150.45)    1.69                 8
 01/09/2022   10:35:24   ( -79.41,  97.44) 01/09/2022   10:34:39  ( -79.41,  97.35)    1.88                45